def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="FHSS transmit")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_sym = samp_sym = 64
self.samp_rate = samp_rate = 400e3
self.registers = registers = 3
self.init = init = 1, 1, 1, 1
self.generator = generator = 1, 1, 0, 0, 1
self.code_rate = code_rate = int(samp_sym * 500)
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("dev_addr=192.168.10.2", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(2.45e9, 0)
self.uhd_usrp_sink_0.set_gain(30, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.blocks_vector_source_x_0 = blocks.vector_source_b((0, 1, 0, 1), True, 1, [])
self.Spread_synthesizer_0 = Spread.synthesizer(code_rate, 9000, samp_rate, (generator), (init))
self.Spread_cpfsk_mod_0 = Spread.cpfsk_mod(samp_sym)
##################################################
# Connections
##################################################
self.connect((self.Spread_cpfsk_mod_0, 0), (self.Spread_synthesizer_0, 0))
self.connect((self.Spread_synthesizer_0, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.Spread_synthesizer_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_vector_source_x_0, 0), (self.Spread_cpfsk_mod_0, 0))
def main(testing=False, accuracy=0.95, rate=0.5):
TOTAL_POPULATION = 10000000
US_CASES = 6008588
People = [Person() for _ in range(TOTAL_POPULATION)]
People[0].getSick()
weeks = 0
totalInfected = []
totalDead = []
currentlyInfected = []
while Person.currentlyInfected > 0 and Person.totalInfected < TOTAL_POPULATION:
People = Spread.forward_one_week(People, testing, accuracy, rate)
weeks += 1
print("***** After {} weeks the stats are *****".format(weeks))
print("Total people infected:", Person.totalInfected)
print("Currently Infected:", Person.currentlyInfected)
print("Total dead:", Person.totalDead)
print()
totalInfected.append(Person.totalInfected)
totalDead.append(Person.totalDead)
currentlyInfected.append(Person.currentlyInfected)
plt.figure()
plt.plot(range(weeks), totalInfected, range(weeks), totalDead,
range(weeks), currentlyInfected)
plt.legend(["Total Infected", "Total Dead", "Currently Infected"])
plt.yscale("log")
plt.xlabel("Weeks")
plt.savefig("infection.png")
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32000
##################################################
# Blocks
##################################################
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("addr=192.168.10.2", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(2.415e9, 0)
self.uhd_usrp_sink_0.set_gain(15, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.uhd_usrp_sink_0.set_bandwidth(8.7e6, 0)
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(samples_per_symbol=2,
excess_bw=0.35,
mod_code="gray",
verbose=False,
log=False)
self.blocks_vector_source_x_0 = blocks.vector_source_b((1, 1, 1, 1),
True, 1, [])
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((.500, ))
self.blks2_packet_encoder_0 = grc_blks2.packet_mod_b(
grc_blks2.packet_encoder(
samples_per_symbol=1,
bits_per_symbol=1,
preamble="",
access_code="",
pad_for_usrp=True,
),
payload_length=0,
)
self.Spread_ds_spreader_0 = Spread.ds_spreader(2, (1, 1, 0, 1),
(1, 1, 1))
##################################################
# Connections
##################################################
self.connect((self.Spread_ds_spreader_0, 0),
(self.digital_dxpsk_mod_0, 0))
self.connect((self.blks2_packet_encoder_0, 0),
(self.Spread_ds_spreader_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.uhd_usrp_sink_0, 0))
self.connect((self.blocks_vector_source_x_0, 0),
(self.blks2_packet_encoder_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32e3
##################################################
# Blocks
##################################################
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("addr=192.168.10.3", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(32e3)
self.uhd_usrp_sink_0.set_center_freq(2.417e9, 0)
self.uhd_usrp_sink_0.set_gain(20, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.uhd_usrp_sink_0.set_bandwidth(3e6, 0)
self.digital_gfsk_mod_0 = digital.gfsk_mod(
samples_per_symbol=2,
sensitivity=1.0,
bt=0.35,
verbose=False,
log=False,
)
self.digital_crc32_bb_0 = digital.crc32_bb(False, "packet_len")
self.blocks_vector_source_x_0 = blocks.vector_source_b((1,0,1,0), True, 1, [])
self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream(gr.sizeof_char, 1, 8, "packet_len")
self.blks2_packet_encoder_0 = grc_blks2.packet_mod_b(grc_blks2.packet_encoder(
samples_per_symbol=1,
bits_per_symbol=1,
preamble="",
access_code="",
pad_for_usrp=True,
),
payload_length=0,
)
self.Spread_ds_spreader_0 = Spread.ds_spreader(2, (1, 1, 0, 1), (1, 1, 1))
##################################################
# Connections
##################################################
self.connect((self.Spread_ds_spreader_0, 0), (self.digital_gfsk_mod_0, 0))
self.connect((self.blks2_packet_encoder_0, 0), (self.blocks_stream_to_tagged_stream_0, 0))
self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.digital_crc32_bb_0, 0))
self.connect((self.blocks_vector_source_x_0, 0), (self.blks2_packet_encoder_0, 0))
self.connect((self.digital_crc32_bb_0, 0), (self.Spread_ds_spreader_0, 0))
self.connect((self.digital_gfsk_mod_0, 0), (self.uhd_usrp_sink_0, 0))
def runner():
print "=" * 25
print "SPREAD"
print "=" * 25
frontier_path = './obtained/'
runner_path = './Obtained_PF/'
frontier_list = listdir(frontier_path)
runner_list = listdir(runner_path)
for deleted in runner_list:
remove(runner_path + deleted)
for f in frontier_list:
# print frontier_path + f
copy(frontier_path + f, runner_path + f)
Spread.spread_calculator_wrapper()
# destroy everything in the runner_path:
runner_list = listdir(runner_path)
for deleted in runner_list:
remove(runner_path + deleted)
def runner():
print "="*25
print "SPREAD"
print "="*25
frontier_path = './obtained/'
runner_path = './Obtained_PF/'
frontier_list = listdir(frontier_path)
runner_list = listdir(runner_path)
for deleted in runner_list:
remove(runner_path + deleted)
for f in frontier_list:
# print frontier_path + f
copy(frontier_path + f, runner_path + f)
Spread.spread_calculator_wrapper()
# destroy everything in the runner_path:
runner_list = listdir(runner_path)
for deleted in runner_list:
remove(runner_path + deleted)
def main(testing, accuracy, rate):
TOTAL_POPULATION = 300000000
US_CASES = 6008588
People = []
PatientZero = Person()
People.append(PatientZero)
weeks = 0
while Person.totalInfected < US_CASES:
People = Spread.forward_one_week(People, testing, accuracy, rate)
weeks += 1
print("***** After {} weeks the stats are *****".format(weeks))
print("Total people infected:", Person.totalInfected)
print("Currently Infected:", Person.currentlyInfected)
print("Total dead:", Person.totalDead)
assert (Person.currentlyInfected == len(People))
print()
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="fhss_test")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_sym = samp_sym = 64
self.samp_rate = samp_rate = 400e3
self.init = init = 1, 1, 1, 1
self.generator = generator = 1, 1, 0, 0, 1
self.code_rate = code_rate = int(samp_sym * 500)
##################################################
# Blocks
##################################################
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Received Spread Spectrum ",
)
self.Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_numbersink2_0_0_0_0_0 = numbersink2.number_sink_f(
self.GetWin(),
unit="Units",
minval=-100e5,
maxval=100e5,
factor=1.0,
decimal_places=10,
ref_level=0,
sample_rate=samp_rate,
number_rate=60,
average=False,
avg_alpha=None,
label="Error",
peak_hold=False,
show_gauge=False,
)
self.Add(self.wxgui_numbersink2_0_0_0_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="Despread Signal",
peak_hold=False,
)
self.GridAdd(self.wxgui_fftsink2_0.win, 0, 2, 2, 4)
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("", "serial=F54381")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_clock_source("internal", 0)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_center_freq(500e6, 0)
self.uhd_usrp_source_0.set_gain(47, 0)
self.uhd_usrp_source_0.set_antenna("TX/RX", 0)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("", "serial=F54358")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_clock_source("internal", 0)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(500e6, 0)
self.uhd_usrp_sink_0.set_gain(50, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.blocks_vector_source_x_0 = blocks.vector_source_b((1, 1, 1, 1),
True, 1, [])
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((.9, ))
self.blks2_error_rate_0 = grc_blks2.error_rate(
type='BER',
win_size=1000,
bits_per_symbol=1,
)
self.Spread_synthesizer_0 = Spread.synthesizer(code_rate, 0, samp_rate,
(generator), (init))
self.Spread_rx_synthesizer_0 = Spread.rx_synthesizer(
code_rate, samp_sym, samp_rate, 12000, 50000, 0.16, (generator),
(init))
self.Spread_cpfsk_mod_0 = Spread.cpfsk_mod(samp_sym)
self.Spread_cpfsk_demod_0 = Spread.cpfsk_demod(samp_sym)
##################################################
# Connections
##################################################
self.connect((self.blks2_error_rate_0, 0),
(self.wxgui_numbersink2_0_0_0_0_0, 0))
self.connect((self.Spread_cpfsk_demod_0, 0),
(self.blks2_error_rate_0, 1))
self.connect((self.blocks_vector_source_x_0, 0),
(self.Spread_cpfsk_mod_0, 0))
self.connect((self.blocks_vector_source_x_0, 0),
(self.blks2_error_rate_0, 0))
self.connect((self.uhd_usrp_source_0, 0),
(self.Spread_rx_synthesizer_0, 0))
self.connect((self.Spread_synthesizer_0, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.uhd_usrp_source_0, 0),
(self.wxgui_waterfallsink2_0, 0))
self.connect((self.Spread_rx_synthesizer_0, 0),
(self.Spread_cpfsk_demod_0, 0))
self.connect((self.Spread_cpfsk_mod_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.Spread_synthesizer_0, 0))
self.connect((self.Spread_rx_synthesizer_0, 0),
(self.wxgui_fftsink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32e3
##################################################
# Blocks
##################################################
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("addr=192.168.10.3", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(32e3)
self.uhd_usrp_sink_0.set_center_freq(2.417e9, 0)
self.uhd_usrp_sink_0.set_gain(20, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.uhd_usrp_sink_0.set_bandwidth(3e6, 0)
self.digital_gfsk_mod_0 = digital.gfsk_mod(
samples_per_symbol=2,
sensitivity=1.0,
bt=0.35,
verbose=False,
log=False,
)
self.digital_crc32_bb_0 = digital.crc32_bb(False, "packet_len")
self.blocks_vector_source_x_0 = blocks.vector_source_b((1, 0, 1, 0),
True, 1, [])
self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream(
gr.sizeof_char, 1, 8, "packet_len")
self.blks2_packet_encoder_0 = grc_blks2.packet_mod_b(
grc_blks2.packet_encoder(
samples_per_symbol=1,
bits_per_symbol=1,
preamble="",
access_code="",
pad_for_usrp=True,
),
payload_length=0,
)
self.Spread_ds_spreader_0 = Spread.ds_spreader(2, (1, 1, 0, 1),
(1, 1, 1))
##################################################
# Connections
##################################################
self.connect((self.Spread_ds_spreader_0, 0),
(self.digital_gfsk_mod_0, 0))
self.connect((self.blks2_packet_encoder_0, 0),
(self.blocks_stream_to_tagged_stream_0, 0))
self.connect((self.blocks_stream_to_tagged_stream_0, 0),
(self.digital_crc32_bb_0, 0))
self.connect((self.blocks_vector_source_x_0, 0),
(self.blks2_packet_encoder_0, 0))
self.connect((self.digital_crc32_bb_0, 0),
(self.Spread_ds_spreader_0, 0))
self.connect((self.digital_gfsk_mod_0, 0), (self.uhd_usrp_sink_0, 0))
def main():
with open('Parameters.JSON') as file:
params = json.load(file)
Sim = Spread.Spread(50,1,params)
Sim.run()
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Direct-sequence spread spectrum")
##################################################
# Variables
##################################################
self.variable_constellation_0 = variable_constellation_0 = digital.constellation_calcdist(([-1, 1]), ([0, 1]), 2, 1).base()
self.samp_sym = samp_sym = 32
self.samp_rate = samp_rate = 500e3
self.samp_chip = samp_chip = 2
self.init = init = 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
self.generator = generator = 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="Despread Signal ",
peak_hold=False,
)
self.GridAdd(self.wxgui_fftsink2_0_0.win, 2, 3, 1, 2)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="Received DS Signal",
peak_hold=False,
)
self.GridAdd(self.wxgui_fftsink2_0.win, 2, 1, 1, 2)
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(
samples_per_symbol=2,
excess_bw=0.35,
mod_code="gray",
verbose=False,
log=False)
self.digital_dxpsk_demod_0 = digital.dbpsk_demod(
samples_per_symbol=2,
excess_bw=0.35,
freq_bw=6.28/100.0,
phase_bw=6.28/100.0,
timing_bw=6.28/100.0,
mod_code="gray",
verbose=False,
log=False
)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=0.3,
frequency_offset=0.0,
epsilon=1.0,
taps=(1.0 + 1.0j, ),
noise_seed=0,
block_tags=False
)
self.blocks_unpacked_to_packed_xx_0 = blocks.unpacked_to_packed_bb(1, gr.GR_MSB_FIRST)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
self.blocks_repeat_0 = blocks.repeat(gr.sizeof_char*1, samp_sym)
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(gr.sizeof_char*1, 32)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex*1, 1000)
self.Spread_sync_0 = Spread.sync()
self.Spread_rx_sync_0 = Spread.rx_sync(12)
self.Spread_preamble_0 = Spread.preamble_bb(1389, (64*(1, 1)))
self.Spread_msg_source_0 = Spread.msg_source(100, 100)
self.Spread_framer_0 = Spread.framer(0)
self.Spread_ds_spreader_0 = Spread.ds_spreader(samp_chip, (generator), (init))
self.Spread_ds_despreader_0 = Spread.ds_despreader(samp_chip,
1024,
2045,
(generator),
(init))
self.Spread_deframer_0 = Spread.deframer(0)
##################################################
# Connections
##################################################
self.connect((self.blocks_throttle_0, 0), (self.Spread_ds_despreader_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_repeat_0, 0), (self.Spread_ds_spreader_0, 0))
self.connect((self.Spread_ds_despreader_0, 0), (self.wxgui_fftsink2_0_0, 0))
self.connect((self.Spread_sync_0, 0), (self.Spread_preamble_0, 0))
self.connect((self.Spread_preamble_0, 0), (self.blocks_repeat_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.blocks_delay_0, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.Spread_ds_despreader_0, 0), (self.digital_dxpsk_demod_0, 0))
self.connect((self.digital_dxpsk_demod_0, 0), (self.blocks_keep_one_in_n_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0), (self.Spread_rx_sync_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0), (self.channels_channel_model_0, 0))
self.connect((self.blocks_unpacked_to_packed_xx_0, 0), (self.digital_dxpsk_mod_0, 0))
self.connect((self.Spread_ds_spreader_0, 0), (self.blocks_unpacked_to_packed_xx_0, 0))
##################################################
# Asynch Message Connections
##################################################
self.msg_connect(self.Spread_framer_0, "out", self.Spread_sync_0, "in")
self.msg_connect(self.Spread_msg_source_0, "out", self.Spread_framer_0, "in")
self.msg_connect(self.Spread_rx_sync_0, "out", self.Spread_deframer_0, "in")
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.tx_freq = tx_freq = 2.407e9
self.samp_rate = samp_rate = 32e3
##################################################
# Blocks
##################################################
self._tx_freq_chooser = forms.drop_down(
parent=self.GetWin(),
value=self.tx_freq,
callback=self.set_tx_freq,
label="tx_freq",
choices=[2.407e9, 2.41e9, 2.413e9, 2.416e9, 2.419e9, 2.422e9, 2.425e9, 2.427e9, 2.429e9, 2.431e9, 2.433e9, 2.436e9, 2.439e9, 2.441e9, 2.443e9,2.422e9, 2.446e9, 2.449e9, 2.452e9, 2.455e9, 2.458e9, 2.460e9, 2.463e9, 2.466e9, 2.469e9, 2.472e9, 2.475e9, 2.478e9 ],
labels=[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28],
)
self.Add(self._tx_freq_chooser)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("addr=192.168.10.2", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(32e3)
self.uhd_usrp_sink_0.set_center_freq(tx_freq, 0)
self.uhd_usrp_sink_0.set_gain(20, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.uhd_usrp_sink_0.set_bandwidth(3e6, 0)
self.digital_gfsk_mod_0 = digital.gfsk_mod(
samples_per_symbol=2,
sensitivity=1.0,
bt=0.35,
verbose=False,
log=False,
)
self.blocks_vector_source_x_0 = blocks.vector_source_b((1,0,1,0), True, 1, [])
self.blks2_packet_encoder_0 = grc_blks2.packet_mod_b(grc_blks2.packet_encoder(
samples_per_symbol=1,
bits_per_symbol=1,
preamble="",
access_code="",
pad_for_usrp=True,
),
payload_length=0,
)
self.Spread_ds_spreader_0 = Spread.ds_spreader(2, (1, 1, 0, 1), (1, 1, 1))
##################################################
# Connections
##################################################
self.connect((self.Spread_ds_spreader_0, 0), (self.digital_gfsk_mod_0, 0))
self.connect((self.blks2_packet_encoder_0, 0), (self.Spread_ds_spreader_0, 0))
self.connect((self.blocks_vector_source_x_0, 0), (self.blks2_packet_encoder_0, 0))
self.connect((self.digital_gfsk_mod_0, 0), (self.uhd_usrp_sink_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Fhss Sync")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_sym = samp_sym = 32
self.tone_freq = tone_freq = 2000
self.samp_rate = samp_rate = 800e3
self.init = init = 1, 1, 1, 1, 1, 1, 1
self.generator = generator = 1, 1, 0, 0, 1, 0, 1, 1
self.code_rate = code_rate = int(samp_sym * 10000)
##################################################
# Blocks
##################################################
_tone_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._tone_freq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_tone_freq_sizer,
value=self.tone_freq,
callback=self.set_tone_freq,
label='Tone Frequency',
converter=forms.float_converter(),
proportion=0,
)
self._tone_freq_slider = forms.slider(
parent=self.GetWin(),
sizer=_tone_freq_sizer,
value=self.tone_freq,
callback=self.set_tone_freq,
minimum=-1 * samp_rate / 2,
maximum=samp_rate / 2,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_tone_freq_sizer)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title='Received Spread Spectrum ',
)
self.Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='Despread Signal',
peak_hold=False,
)
self.GridAdd(self.wxgui_fftsink2_0.win, 0, 2, 2, 4)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=0.1,
frequency_offset=1 / samp_rate,
epsilon=1 + 0.0000,
taps=(1.0 + 1.0j, ),
noise_seed=0,
block_tags=False)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_char * 1)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.analog_sig_source_x_0 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, tone_freq, 2, 0)
self.analog_random_source_x_0 = blocks.vector_source_b(
map(int, numpy.random.randint(0, 2, 1000)), True)
self.Spread_synthesizer_0 = Spread.synthesizer(code_rate, 0, samp_rate,
(generator), (init))
self.Spread_rx_synthesizer_0 = Spread.rx_synthesizer(
code_rate, samp_sym, samp_rate, 12000, 50000, 0.16, (generator),
(init))
self.Spread_cpfsk_mod_0 = Spread.cpfsk_mod(samp_sym)
self.Spread_cpfsk_demod_0 = Spread.cpfsk_demod(samp_sym)
##################################################
# Connections
##################################################
self.connect((self.Spread_cpfsk_demod_0, 0),
(self.blocks_null_sink_0, 0))
self.connect((self.Spread_cpfsk_mod_0, 0),
(self.Spread_synthesizer_0, 0))
self.connect((self.Spread_rx_synthesizer_0, 0),
(self.Spread_cpfsk_demod_0, 0))
self.connect((self.Spread_rx_synthesizer_0, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.Spread_synthesizer_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.analog_random_source_x_0, 0),
(self.Spread_cpfsk_mod_0, 0))
self.connect((self.analog_sig_source_x_0, 0),
(self.blocks_add_xx_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.channels_channel_model_0, 0))
self.connect((self.channels_channel_model_0, 0),
(self.Spread_rx_synthesizer_0, 0))
self.connect((self.channels_channel_model_0, 0),
(self.wxgui_waterfallsink2_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Analog Phone Tx")
Qt.QWidget.__init__(self)
self.setWindowTitle("Analog Phone Tx")
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "Analog_Phone_TX")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.sps = sps = 2
self.excess_bw = excess_bw = 0.10
self.samp_rate = samp_rate = 32000
self.rrc_taps = rrc_taps = firdes.root_raised_cosine(1, sps, 1, excess_bw, 45)
self.bpsk = bpsk = digital.constellation_rect(([0.707+0.707j, -0.707+0.707j]), ([0, 1,]), 2, 2, 0, 1, 0).base()
self.arity = arity = 4
##################################################
# Blocks
##################################################
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("addr=192.168.10.2", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(2.4175e9, 0)
self.uhd_usrp_sink_0.set_gain(28, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.uhd_usrp_sink_0.set_bandwidth(100e3, 0)
self.rational_resampler_xxx_1 = filter.rational_resampler_ccc(
interpolation=36,
decimation=1,
taps=None,
fractional_bw=None,
)
self.digital_crc32_bb_0 = digital.crc32_bb(False, "packet_len")
self.digital_constellation_modulator_0 = digital.generic_mod(
constellation=bpsk,
differential=True,
samples_per_symbol=sps,
pre_diff_code=True,
excess_bw=excess_bw,
verbose=False,
log=False,
)
self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream(gr.sizeof_char, 1, 8, "packet_len")
self.blks2_packet_encoder_0 = grc_blks2.packet_mod_b(grc_blks2.packet_encoder(
samples_per_symbol=1,
bits_per_symbol=8,
preamble="",
access_code="",
pad_for_usrp=True,
),
payload_length=0,
)
self.analog_random_source_x_0 = blocks.vector_source_b(map(int, numpy.random.randint(0, 256, 10000)), True)
self.Spread_ds_spreader_0 = Spread.ds_spreader(2, (1, 1, 0, 1), (1, 1, 1))
##################################################
# Connections
##################################################
self.connect((self.Spread_ds_spreader_0, 0), (self.digital_constellation_modulator_0, 0))
self.connect((self.analog_random_source_x_0, 0), (self.blks2_packet_encoder_0, 0))
self.connect((self.blks2_packet_encoder_0, 0), (self.blocks_stream_to_tagged_stream_0, 0))
self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.digital_crc32_bb_0, 0))
self.connect((self.digital_constellation_modulator_0, 0), (self.rational_resampler_xxx_1, 0))
self.connect((self.digital_crc32_bb_0, 0), (self.Spread_ds_spreader_0, 0))
self.connect((self.rational_resampler_xxx_1, 0), (self.uhd_usrp_sink_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="fhss_test")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_sym = samp_sym = 64
self.samp_rate = samp_rate = 400e3
self.init = init = 1, 1, 1, 1
self.generator = generator = 1, 1, 0, 0, 1
self.code_rate = code_rate = int(samp_sym * 500)
##################################################
# Blocks
##################################################
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Received Spread Spectrum ",
)
self.Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_numbersink2_0_0_0_0_0 = numbersink2.number_sink_f(
self.GetWin(),
unit="Units",
minval=-100e5,
maxval=100e5,
factor=1.0,
decimal_places=10,
ref_level=0,
sample_rate=samp_rate,
number_rate=60,
average=False,
avg_alpha=None,
label="Error",
peak_hold=False,
show_gauge=False,
)
self.Add(self.wxgui_numbersink2_0_0_0_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="Despread Signal",
peak_hold=False,
)
self.GridAdd(self.wxgui_fftsink2_0.win, 0, 2, 2, 4)
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("", "serial=F54381")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_clock_source("internal", 0)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_center_freq(500e6, 0)
self.uhd_usrp_source_0.set_gain(47, 0)
self.uhd_usrp_source_0.set_antenna("TX/RX", 0)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("", "serial=F54358")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_clock_source("internal", 0)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(500e6, 0)
self.uhd_usrp_sink_0.set_gain(50, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.blocks_vector_source_x_0 = blocks.vector_source_b((1,1,1,1), True, 1, [])
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((.9, ))
self.blks2_error_rate_0 = grc_blks2.error_rate(
type='BER',
win_size=1000,
bits_per_symbol=1,
)
self.Spread_synthesizer_0 = Spread.synthesizer(code_rate, 0, samp_rate, (generator), (init))
self.Spread_rx_synthesizer_0 = Spread.rx_synthesizer(code_rate,
samp_sym,
samp_rate,
12000,
50000,
0.16,
(generator),
(init))
self.Spread_cpfsk_mod_0 = Spread.cpfsk_mod(samp_sym)
self.Spread_cpfsk_demod_0 = Spread.cpfsk_demod(samp_sym)
##################################################
# Connections
##################################################
self.connect((self.blks2_error_rate_0, 0), (self.wxgui_numbersink2_0_0_0_0_0, 0))
self.connect((self.Spread_cpfsk_demod_0, 0), (self.blks2_error_rate_0, 1))
self.connect((self.blocks_vector_source_x_0, 0), (self.Spread_cpfsk_mod_0, 0))
self.connect((self.blocks_vector_source_x_0, 0), (self.blks2_error_rate_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.Spread_rx_synthesizer_0, 0))
self.connect((self.Spread_synthesizer_0, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.Spread_rx_synthesizer_0, 0), (self.Spread_cpfsk_demod_0, 0))
self.connect((self.Spread_cpfsk_mod_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.Spread_synthesizer_0, 0))
self.connect((self.Spread_rx_synthesizer_0, 0), (self.wxgui_fftsink2_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Frame / sync / deframer chain")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 500e3
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.digital_gmsk_mod_0 = digital.gmsk_mod(
samples_per_symbol=32,
bt=0.35,
verbose=False,
log=False,
)
self.digital_gmsk_demod_0 = digital.gmsk_demod(
samples_per_symbol=32,
gain_mu=0.175,
mu=0.5,
omega_relative_limit=0.01,
freq_error=0.0,
verbose=False,
log=False,
)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=0.001,
frequency_offset=0.0,
epsilon=1.000001,
taps=(1.0 + 1.0j, ),
noise_seed=0,
block_tags=False
)
self.blocks_unpacked_to_packed_xx_0 = blocks.unpacked_to_packed_bb(1, gr.GR_MSB_FIRST)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char*1, samp_rate,True)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((20, ))
self.Spread_sync_0 = Spread.sync()
self.Spread_rx_sync_0 = Spread.rx_sync(12)
self.Spread_msg_source_0 = Spread.msg_source(500, 255)
self.Spread_framer_0 = Spread.framer(0)
self.Spread_deframer_0 = Spread.deframer(0)
##################################################
# Connections
##################################################
self.connect((self.Spread_sync_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.blocks_unpacked_to_packed_xx_0, 0))
self.connect((self.blocks_unpacked_to_packed_xx_0, 0), (self.digital_gmsk_mod_0, 0))
self.connect((self.digital_gmsk_mod_0, 0), (self.channels_channel_model_0, 0))
self.connect((self.digital_gmsk_demod_0, 0), (self.Spread_rx_sync_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.digital_gmsk_demod_0, 0))
##################################################
# Asynch Message Connections
##################################################
self.msg_connect(self.Spread_framer_0, "out", self.Spread_sync_0, "in")
self.msg_connect(self.Spread_msg_source_0, "out", self.Spread_framer_0, "in")
self.msg_connect(self.Spread_rx_sync_0, "out", self.Spread_deframer_0, "in")
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="FHSS transmit")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_sym = samp_sym = 64
self.tx_freq = tx_freq = 2.414e9
self.samp_rate = samp_rate = 400e3
self.registers = registers = 3
self.init = init = 1, 1, 1, 1
self.generator = generator = 1, 1, 0, 0, 1
self.code_rate = code_rate = int(samp_sym * 500)
##################################################
# Blocks
##################################################
self._tx_freq_chooser = forms.drop_down(
parent=self.GetWin(),
value=self.tx_freq,
callback=self.set_tx_freq,
label="tx_freq",
choices=[2414000000, 2432000000, 2450000000, 2468000000],
labels=[1, 2, 3, 4],
)
self.Add(self._tx_freq_chooser)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("addr=192.168.10.2", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(tx_freq, 0)
self.uhd_usrp_sink_0.set_gain(20, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.uhd_usrp_sink_0.set_bandwidth(1.125e6, 0)
self.digital_gfsk_mod_0 = digital.gfsk_mod(
samples_per_symbol=64,
sensitivity=1.0,
bt=0.35,
verbose=False,
log=False,
)
self.blocks_vector_source_x_0 = blocks.vector_source_b((0, 1, 0, 1),
True, 1, [])
self.blks2_packet_encoder_0 = grc_blks2.packet_mod_b(
grc_blks2.packet_encoder(
samples_per_symbol=1,
bits_per_symbol=1,
preamble="",
access_code="",
pad_for_usrp=True,
),
payload_length=0,
)
self.Spread_synthesizer_0 = Spread.synthesizer(code_rate, 9000,
samp_rate, (generator),
(init))
##################################################
# Connections
##################################################
self.connect((self.Spread_synthesizer_0, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.blks2_packet_encoder_0, 0),
(self.digital_gfsk_mod_0, 0))
self.connect((self.blocks_vector_source_x_0, 0),
(self.blks2_packet_encoder_0, 0))
self.connect((self.digital_gfsk_mod_0, 0),
(self.Spread_synthesizer_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Analog Phone Tx")
Qt.QWidget.__init__(self)
self.setWindowTitle("Analog Phone Tx")
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "Analog_Phone_TX")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.sps = sps = 2
self.excess_bw = excess_bw = 0.10
self.samp_rate = samp_rate = 32000
self.rrc_taps = rrc_taps = firdes.root_raised_cosine(
1, sps, 1, excess_bw, 45)
self.bpsk = bpsk = digital.constellation_rect(
([0.707 + 0.707j, -0.707 + 0.707j]), ([
0,
1,
]), 2, 2, 0, 1, 0).base()
self.arity = arity = 4
##################################################
# Blocks
##################################################
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("addr=192.168.10.2", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(2.4175e9, 0)
self.uhd_usrp_sink_0.set_gain(28, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.uhd_usrp_sink_0.set_bandwidth(100e3, 0)
self.rational_resampler_xxx_1 = filter.rational_resampler_ccc(
interpolation=36,
decimation=1,
taps=None,
fractional_bw=None,
)
self.digital_crc32_bb_0 = digital.crc32_bb(False, "packet_len")
self.digital_constellation_modulator_0 = digital.generic_mod(
constellation=bpsk,
differential=True,
samples_per_symbol=sps,
pre_diff_code=True,
excess_bw=excess_bw,
verbose=False,
log=False,
)
self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream(
gr.sizeof_char, 1, 8, "packet_len")
self.blks2_packet_encoder_0 = grc_blks2.packet_mod_b(
grc_blks2.packet_encoder(
samples_per_symbol=1,
bits_per_symbol=8,
preamble="",
access_code="",
pad_for_usrp=True,
),
payload_length=0,
)
self.analog_random_source_x_0 = blocks.vector_source_b(
map(int, numpy.random.randint(0, 256, 10000)), True)
self.Spread_ds_spreader_0 = Spread.ds_spreader(2, (1, 1, 0, 1),
(1, 1, 1))
##################################################
# Connections
##################################################
self.connect((self.Spread_ds_spreader_0, 0),
(self.digital_constellation_modulator_0, 0))
self.connect((self.analog_random_source_x_0, 0),
(self.blks2_packet_encoder_0, 0))
self.connect((self.blks2_packet_encoder_0, 0),
(self.blocks_stream_to_tagged_stream_0, 0))
self.connect((self.blocks_stream_to_tagged_stream_0, 0),
(self.digital_crc32_bb_0, 0))
self.connect((self.digital_constellation_modulator_0, 0),
(self.rational_resampler_xxx_1, 0))
self.connect((self.digital_crc32_bb_0, 0),
(self.Spread_ds_spreader_0, 0))
self.connect((self.rational_resampler_xxx_1, 0),
(self.uhd_usrp_sink_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Fhss Tx")
##################################################
# Variables
##################################################
self.samp_sym = samp_sym = 12000
self.transistion = transistion = 50
self.tone_freq = tone_freq = 0
self.sideband_rx = sideband_rx = 6000
self.sideband = sideband = 6000
self.samp_rate = samp_rate = 12000
self.interpolation = interpolation = 4
self.init = init = 1, 1, 1, 1
self.generator = generator = 1, 1, 0, 0, 1
self.code_rate = code_rate = int(samp_sym * 1)
self.carrier = carrier = 10000
##################################################
# Blocks
##################################################
self.rational_resampler_xxx_0_0 = filter.rational_resampler_ccc(
interpolation=interpolation,
decimation=1,
taps=None,
fractional_bw=None,
)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(
1, (firdes.band_pass(0.5, samp_rate * 4, 10000 - sideband,
10000 + sideband, transistion)), -carrier,
samp_rate * 4)
self.blocks_wavfile_sink_0 = blocks.wavfile_sink(
"FHSS_output1.wav", 2, 48000, 16)
self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(8)
self.blocks_throttle_0_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate * 4, True)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((.9, ))
self.blocks_file_source_0 = blocks.file_source(gr.sizeof_char * 1,
"TestData2", False)
self.blocks_file_sink_1 = blocks.file_sink(gr.sizeof_char * 1,
"inputBinary", False)
self.blocks_file_sink_1.set_unbuffered(False)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.blocks_complex_to_imag_0 = blocks.complex_to_imag(1)
self.Spread_synthesizer_0 = Spread.synthesizer(code_rate, 100,
samp_rate, (generator),
(init))
self.Spread_cpfsk_mod_0 = Spread.cpfsk_mod(samp_sym)
##################################################
# Connections
##################################################
self.connect((self.Spread_cpfsk_mod_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.Spread_synthesizer_0, 0),
(self.rational_resampler_xxx_0_0, 0))
self.connect((self.blocks_complex_to_imag_0, 0),
(self.blocks_wavfile_sink_0, 1))
self.connect((self.blocks_complex_to_real_0, 0),
(self.blocks_wavfile_sink_0, 0))
self.connect((self.blocks_file_source_0, 0),
(self.blocks_unpack_k_bits_bb_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.Spread_synthesizer_0, 0))
self.connect((self.blocks_throttle_0_0, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0),
(self.Spread_cpfsk_mod_0, 0))
self.connect((self.blocks_unpack_k_bits_bb_0, 0),
(self.blocks_file_sink_1, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.blocks_complex_to_imag_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.blocks_complex_to_real_0, 0))
self.connect((self.rational_resampler_xxx_0_0, 0),
(self.blocks_throttle_0_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="FHSS transmit")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_sym = samp_sym = 64
self.samp_rate = samp_rate = 400e3
self.registers = registers = 3
self.init = init = 1, 1, 1, 1
self.generator = generator = 1, 1, 0, 0, 1
self.code_rate = code_rate = int(samp_sym * 500)
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("dev_addr=192.168.10.2", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(2.45e9, 0)
self.uhd_usrp_sink_0.set_gain(30, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.blocks_vector_source_x_0 = blocks.vector_source_b((0, 1, 0, 1),
True, 1, [])
self.Spread_synthesizer_0 = Spread.synthesizer(code_rate, 9000,
samp_rate, (generator),
(init))
self.Spread_cpfsk_mod_0 = Spread.cpfsk_mod(samp_sym)
##################################################
# Connections
##################################################
self.connect((self.Spread_cpfsk_mod_0, 0),
(self.Spread_synthesizer_0, 0))
self.connect((self.Spread_synthesizer_0, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.Spread_synthesizer_0, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_vector_source_x_0, 0),
(self.Spread_cpfsk_mod_0, 0))
def __init__(self):
gr.top_block.__init__(
self, "Frequency Hopping Spread Spectrum (FHSS) Random Sequence")
Qt.QWidget.__init__(self)
self.setWindowTitle(
"Frequency Hopping Spread Spectrum (FHSS) Random Sequence")
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "usrp_random_fhss_tx")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32000
self.interp = interp = 10
self.tx_taps = tx_taps = firdes.low_pass(1.0, samp_rate * interp, 20e3,
10e3, firdes.WIN_BLACKMAN,
6.76)
self.seed = seed = 1
self.nCH = nCH = 40
self.gain = gain = 30
self.freq = freq = 2.41e9
self.ch_spacing = ch_spacing = 10000
##################################################
# Blocks
##################################################
self.tab = Qt.QTabWidget()
self.tab_widget_0 = Qt.QWidget()
self.tab_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom,
self.tab_widget_0)
self.tab_grid_layout_0 = Qt.QGridLayout()
self.tab_layout_0.addLayout(self.tab_grid_layout_0)
self.tab.addTab(self.tab_widget_0, "FFT")
self.tab_widget_1 = Qt.QWidget()
self.tab_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom,
self.tab_widget_1)
self.tab_grid_layout_1 = Qt.QGridLayout()
self.tab_layout_1.addLayout(self.tab_grid_layout_1)
self.tab.addTab(self.tab_widget_1, "Waterfall")
self.top_layout.addWidget(self.tab)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(freq, 0)
self.uhd_usrp_sink_0.set_gain(gain, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.fft_filter_xxx_0 = filter.fft_filter_ccc(1, (tx_taps), 1)
self.fft_filter_xxx_0.declare_sample_delay(0)
self.fft = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.fft.set_update_time(0.10)
self.fft.set_y_axis(-140, 10)
self.fft.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.fft.enable_autoscale(False)
self.fft.enable_grid(False)
self.fft.set_fft_average(1.0)
self.fft.enable_control_panel(False)
if not True:
self.fft.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.fft.set_plot_pos_half(not True)
labels = ["", "", "", "", "", "", "", "", "", ""]
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.fft.set_line_label(i, "Data {0}".format(i))
else:
self.fft.set_line_label(i, labels[i])
self.fft.set_line_width(i, widths[i])
self.fft.set_line_color(i, colors[i])
self.fft.set_line_alpha(i, alphas[i])
self._fft_win = sip.wrapinstance(self.fft.pyqwidget(), Qt.QWidget)
self.tab_layout_0.addWidget(self._fft_win)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_message_strobe_0 = blocks.message_strobe(
pmt.intern("trig"), 100)
self.analog_sig_source_x_0_0 = analog.sig_source_c(
samp_rate * interp, analog.GR_COS_WAVE, freq, 1, 0)
self.analog_sig_source_x_0 = analog.sig_source_f(
samp_rate, analog.GR_COS_WAVE, 150, 1, 0)
self.analog_nbfm_tx_0 = analog.nbfm_tx(
audio_rate=samp_rate,
quad_rate=interp * samp_rate,
tau=75e-6,
max_dev=5e3,
)
self.Waterfall = qtgui.waterfall_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.Waterfall.set_update_time(0.10)
self.Waterfall.enable_grid(False)
if not True:
self.Waterfall.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.Waterfall.set_plot_pos_half(not True)
labels = ["", "", "", "", "", "", "", "", "", ""]
colors = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.Waterfall.set_line_label(i, "Data {0}".format(i))
else:
self.Waterfall.set_line_label(i, labels[i])
self.Waterfall.set_color_map(i, colors[i])
self.Waterfall.set_line_alpha(i, alphas[i])
self.Waterfall.set_intensity_range(-140, 10)
self._Waterfall_win = sip.wrapinstance(self.Waterfall.pyqwidget(),
Qt.QWidget)
self.tab_layout_1.addWidget(self._Waterfall_win)
self.Spread_fhss_sequence_generator_0_0 = Spread.fhss_sequence_generator(
seed, ch_spacing, nCH)
##################################################
# Connections
##################################################
self.msg_connect((self.Spread_fhss_sequence_generator_0_0, 'seq'),
(self.analog_sig_source_x_0_0, 'freq'))
self.msg_connect((self.blocks_message_strobe_0, 'strobe'),
(self.Spread_fhss_sequence_generator_0_0, 'trig'))
self.connect((self.analog_nbfm_tx_0, 0), (self.fft_filter_xxx_0, 0))
self.connect((self.analog_sig_source_x_0, 0),
(self.analog_nbfm_tx_0, 0))
self.connect((self.analog_sig_source_x_0_0, 0),
(self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.Waterfall, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.fft, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.fft_filter_xxx_0, 0),
(self.blocks_multiply_xx_0, 1))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self,
title="Frame / sync / deframer chain")
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 500e3
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.digital_gmsk_mod_0 = digital.gmsk_mod(
samples_per_symbol=32,
bt=0.35,
verbose=False,
log=False,
)
self.digital_gmsk_demod_0 = digital.gmsk_demod(
samples_per_symbol=32,
gain_mu=0.175,
mu=0.5,
omega_relative_limit=0.01,
freq_error=0.0,
verbose=False,
log=False,
)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=0.001,
frequency_offset=0.0,
epsilon=1.000001,
taps=(1.0 + 1.0j, ),
noise_seed=0,
block_tags=False)
self.blocks_unpacked_to_packed_xx_0 = blocks.unpacked_to_packed_bb(
1, gr.GR_MSB_FIRST)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char * 1, samp_rate,
True)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((20, ))
self.Spread_sync_0 = Spread.sync()
self.Spread_rx_sync_0 = Spread.rx_sync(12)
self.Spread_msg_source_0 = Spread.msg_source(500, 255)
self.Spread_framer_0 = Spread.framer(0)
self.Spread_deframer_0 = Spread.deframer(0)
##################################################
# Connections
##################################################
self.connect((self.Spread_sync_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.blocks_unpacked_to_packed_xx_0, 0))
self.connect((self.blocks_unpacked_to_packed_xx_0, 0),
(self.digital_gmsk_mod_0, 0))
self.connect((self.digital_gmsk_mod_0, 0),
(self.channels_channel_model_0, 0))
self.connect((self.digital_gmsk_demod_0, 0),
(self.Spread_rx_sync_0, 0))
self.connect((self.channels_channel_model_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.channels_channel_model_0, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.digital_gmsk_demod_0, 0))
##################################################
# Asynch Message Connections
##################################################
self.msg_connect(self.Spread_framer_0, "out", self.Spread_sync_0, "in")
self.msg_connect(self.Spread_msg_source_0, "out", self.Spread_framer_0,
"in")
self.msg_connect(self.Spread_rx_sync_0, "out", self.Spread_deframer_0,
"in")
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="FHSS Packets")
##################################################
# Variables
##################################################
self.samp_sym = samp_sym = 64
self.samp_rate = samp_rate = 800000
self.init = init = 1, 1, 1, 1
self.generator = generator = 1, 1, 0, 0, 1
self.code_rate = code_rate = int(1389 * samp_sym)
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="Received Spread Spectrum Signal",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="Despread Signal",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.low_pass_filter_0 = filter.fir_filter_ccf(
1,
firdes.low_pass(1, samp_rate, 11000, 1000, firdes.WIN_HAMMING,
6.76))
self.digital_gmsk_mod_0 = digital.gmsk_mod(
samples_per_symbol=samp_sym,
bt=0.35,
verbose=False,
log=False,
)
self.digital_gmsk_demod_0 = digital.gmsk_demod(
samples_per_symbol=samp_sym,
gain_mu=0.175,
mu=0.5,
omega_relative_limit=0.005,
freq_error=0.0,
verbose=False,
log=False,
)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=0.01,
frequency_offset=1 / samp_rate,
epsilon=1 + 0.000001,
taps=(1.0 + 1.0j, ),
noise_seed=0,
block_tags=False)
self.blocks_unpacked_to_packed_xx_0 = blocks.unpacked_to_packed_bb(
1, gr.GR_MSB_FIRST)
self.Spread_synthesizer_0 = Spread.synthesizer(code_rate, 0, samp_rate,
(generator), (init))
self.Spread_sync_0 = Spread.sync()
self.Spread_rx_synthesizer_0 = Spread.rx_synthesizer(
code_rate, samp_sym, samp_rate, 11000, 10000, 0.01, (generator),
(init))
self.Spread_rx_sync_0 = Spread.rx_sync(12)
self.Spread_msg_source_0 = Spread.msg_source(500, 100)
self.Spread_framer_0 = Spread.framer(0)
self.Spread_deframer_0 = Spread.deframer(0)
##################################################
# Connections
##################################################
self.connect((self.Spread_synthesizer_0, 0),
(self.channels_channel_model_0, 0))
self.connect((self.channels_channel_model_0, 0),
(self.Spread_rx_synthesizer_0, 0))
self.connect((self.digital_gmsk_demod_0, 0),
(self.Spread_rx_sync_0, 0))
self.connect((self.digital_gmsk_mod_0, 0),
(self.Spread_synthesizer_0, 0))
self.connect((self.blocks_unpacked_to_packed_xx_0, 0),
(self.digital_gmsk_mod_0, 0))
self.connect((self.Spread_sync_0, 0),
(self.blocks_unpacked_to_packed_xx_0, 0))
self.connect((self.channels_channel_model_0, 0),
(self.wxgui_fftsink2_0_0, 0))
self.connect((self.Spread_rx_synthesizer_0, 0),
(self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.low_pass_filter_0, 0),
(self.digital_gmsk_demod_0, 0))
##################################################
# Asynch Message Connections
##################################################
self.msg_connect(self.Spread_framer_0, "out", self.Spread_sync_0, "in")
self.msg_connect(self.Spread_msg_source_0, "out", self.Spread_framer_0,
"in")
self.msg_connect(self.Spread_rx_sync_0, "out", self.Spread_deframer_0,
"in")
def __init__(self):
grc_wxgui.top_block_gui.__init__(
self, title="Direct-sequence spread spectrum")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.variable_constellation_0 = variable_constellation_0 = digital.constellation_calcdist(
([-1, 1]), ([0, 1]), 2, 1).base()
self.samp_sym = samp_sym = 32
self.samp_rate = samp_rate = 500e3
self.samp_chip = samp_chip = 2
self.init = init = 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
self.generator = generator = 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='Despread Signal ',
peak_hold=False,
)
self.GridAdd(self.wxgui_fftsink2_0_0.win, 2, 3, 1, 2)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='Received DS Signal',
peak_hold=False,
)
self.GridAdd(self.wxgui_fftsink2_0.win, 2, 1, 1, 2)
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(samples_per_symbol=2,
excess_bw=0.35,
mod_code="gray",
verbose=False,
log=False)
self.digital_dxpsk_demod_0 = digital.dbpsk_demod(samples_per_symbol=2,
excess_bw=0.35,
freq_bw=6.28 / 100.0,
phase_bw=6.28 / 100.0,
timing_bw=6.28 /
100.0,
mod_code="gray",
verbose=False,
log=False)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=0.3,
frequency_offset=0.0,
epsilon=1.0,
taps=(1.0 + 1.0j, ),
noise_seed=0,
block_tags=False)
self.blocks_unpacked_to_packed_xx_0 = blocks.unpacked_to_packed_bb(
1, gr.GR_MSB_FIRST)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_repeat_0 = blocks.repeat(gr.sizeof_char * 1, samp_sym)
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(
gr.sizeof_char * 1, 32)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, 1000)
self.Spread_sync_0 = Spread.sync()
self.Spread_rx_sync_0 = Spread.rx_sync(12)
self.Spread_preamble_0 = Spread.preamble_bb(1389, (64 * (1, 1)))
self.Spread_msg_source_0 = Spread.msg_source(100, 100)
self.Spread_framer_0 = Spread.framer(0)
self.Spread_ds_spreader_0 = Spread.ds_spreader(samp_chip, (generator),
(init))
self.Spread_ds_despreader_0 = Spread.ds_despreader(
samp_chip, 1024, 2045, (generator), (init))
self.Spread_deframer_0 = Spread.deframer(0)
##################################################
# Connections
##################################################
self.msg_connect((self.Spread_framer_0, 'out'),
(self.Spread_sync_0, 'in'))
self.msg_connect((self.Spread_msg_source_0, 'out'),
(self.Spread_framer_0, 'in'))
self.msg_connect((self.Spread_rx_sync_0, 'out'),
(self.Spread_deframer_0, 'in'))
self.connect((self.Spread_ds_despreader_0, 0),
(self.digital_dxpsk_demod_0, 0))
self.connect((self.Spread_ds_despreader_0, 0),
(self.wxgui_fftsink2_0_0, 0))
self.connect((self.Spread_ds_spreader_0, 0),
(self.blocks_unpacked_to_packed_xx_0, 0))
self.connect((self.Spread_preamble_0, 0), (self.blocks_repeat_0, 0))
self.connect((self.Spread_sync_0, 0), (self.Spread_preamble_0, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0),
(self.Spread_rx_sync_0, 0))
self.connect((self.blocks_repeat_0, 0), (self.Spread_ds_spreader_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.Spread_ds_despreader_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.blocks_unpacked_to_packed_xx_0, 0),
(self.digital_dxpsk_mod_0, 0))
self.connect((self.channels_channel_model_0, 0),
(self.blocks_delay_0, 0))
self.connect((self.digital_dxpsk_demod_0, 0),
(self.blocks_keep_one_in_n_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0),
(self.channels_channel_model_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.tx_freq = tx_freq = 2.407e9
self.samp_rate = samp_rate = 32e3
##################################################
# Blocks
##################################################
self._tx_freq_chooser = forms.drop_down(
parent=self.GetWin(),
value=self.tx_freq,
callback=self.set_tx_freq,
label="tx_freq",
choices=[
2.407e9, 2.41e9, 2.413e9, 2.416e9, 2.419e9, 2.422e9, 2.425e9,
2.427e9, 2.429e9, 2.431e9, 2.433e9, 2.436e9, 2.439e9, 2.441e9,
2.443e9, 2.422e9, 2.446e9, 2.449e9, 2.452e9, 2.455e9, 2.458e9,
2.460e9, 2.463e9, 2.466e9, 2.469e9, 2.472e9, 2.475e9, 2.478e9
],
labels=[
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18,
19, 20, 21, 22, 23, 24, 25, 26, 27, 28
],
)
self.Add(self._tx_freq_chooser)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("addr=192.168.10.2", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(32e3)
self.uhd_usrp_sink_0.set_center_freq(tx_freq, 0)
self.uhd_usrp_sink_0.set_gain(20, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.uhd_usrp_sink_0.set_bandwidth(3e6, 0)
self.digital_gfsk_mod_0 = digital.gfsk_mod(
samples_per_symbol=2,
sensitivity=1.0,
bt=0.35,
verbose=False,
log=False,
)
self.blocks_vector_source_x_0 = blocks.vector_source_b((1, 0, 1, 0),
True, 1, [])
self.blks2_packet_encoder_0 = grc_blks2.packet_mod_b(
grc_blks2.packet_encoder(
samples_per_symbol=1,
bits_per_symbol=1,
preamble="",
access_code="",
pad_for_usrp=True,
),
payload_length=0,
)
self.Spread_ds_spreader_0 = Spread.ds_spreader(2, (1, 1, 0, 1),
(1, 1, 1))
##################################################
# Connections
##################################################
self.connect((self.Spread_ds_spreader_0, 0),
(self.digital_gfsk_mod_0, 0))
self.connect((self.blks2_packet_encoder_0, 0),
(self.Spread_ds_spreader_0, 0))
self.connect((self.blocks_vector_source_x_0, 0),
(self.blks2_packet_encoder_0, 0))
self.connect((self.digital_gfsk_mod_0, 0), (self.uhd_usrp_sink_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="FHSS transmit")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_sym = samp_sym = 64
self.tx_freq = tx_freq = 2.414e9
self.samp_rate = samp_rate = 400e3
self.registers = registers = 3
self.init = init = 1, 1, 1, 1
self.generator = generator = 1, 1, 0, 0, 1
self.code_rate = code_rate = int(samp_sym * 500)
##################################################
# Blocks
##################################################
self._tx_freq_chooser = forms.drop_down(
parent=self.GetWin(),
value=self.tx_freq,
callback=self.set_tx_freq,
label="tx_freq",
choices=[2414000000, 2432000000, 2450000000, 2468000000],
labels=[1,2,3,4],
)
self.Add(self._tx_freq_chooser)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("addr=192.168.10.2", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_center_freq(tx_freq, 0)
self.uhd_usrp_sink_0.set_gain(20, 0)
self.uhd_usrp_sink_0.set_antenna("TX/RX", 0)
self.uhd_usrp_sink_0.set_bandwidth(1.125e6, 0)
self.digital_gfsk_mod_0 = digital.gfsk_mod(
samples_per_symbol=64,
sensitivity=1.0,
bt=0.35,
verbose=False,
log=False,
)
self.blocks_vector_source_x_0 = blocks.vector_source_b((0, 1, 0, 1), True, 1, [])
self.blks2_packet_encoder_0 = grc_blks2.packet_mod_b(grc_blks2.packet_encoder(
samples_per_symbol=1,
bits_per_symbol=1,
preamble="",
access_code="",
pad_for_usrp=True,
),
payload_length=0,
)
self.Spread_synthesizer_0 = Spread.synthesizer(code_rate, 9000, samp_rate, (generator), (init))
##################################################
# Connections
##################################################
self.connect((self.Spread_synthesizer_0, 0), (self.uhd_usrp_sink_0, 0))
self.connect((self.blks2_packet_encoder_0, 0), (self.digital_gfsk_mod_0, 0))
self.connect((self.blocks_vector_source_x_0, 0), (self.blks2_packet_encoder_0, 0))
self.connect((self.digital_gfsk_mod_0, 0), (self.Spread_synthesizer_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(
self, title="Direct-sequence spread spectrum")
##################################################
# Variables
##################################################
self.variable_constellation_0 = variable_constellation_0 = digital.constellation_calcdist(
([-1, 1]), ([0, 1]), 2, 1).base()
self.samp_sym = samp_sym = 32
self.samp_rate = samp_rate = 500e3
self.samp_chip = samp_chip = 2
self.init = init = 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
self.generator = generator = 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1
##################################################
# Blocks
##################################################
self.wxgui_scopesink2_2 = scopesink2.scope_sink_f(
self.GetWin(),
title='Received binary',
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Counts',
)
self.Add(self.wxgui_scopesink2_2.win)
self.digital_dxpsk_mod_0 = digital.dbpsk_mod(samples_per_symbol=2,
excess_bw=0.35,
mod_code="gray",
verbose=False,
log=False)
self.digital_dxpsk_demod_0 = digital.dbpsk_demod(samples_per_symbol=2,
excess_bw=0.35,
freq_bw=6.28 / 100.0,
phase_bw=6.28 / 100.0,
timing_bw=6.28 /
100.0,
mod_code="gray",
verbose=False,
log=False)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=0.3,
frequency_offset=0.0,
epsilon=1.0,
taps=(1.0 + 1.0j, ),
noise_seed=0,
block_tags=False)
self.blocks_vector_source_x_0_0_0 = blocks.vector_source_b(
(0, 1, 0, 1, 0, 1), True, 1, [])
self.blocks_unpacked_to_packed_xx_0 = blocks.unpacked_to_packed_bb(
1, gr.GR_MSB_FIRST)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_repeat_0 = blocks.repeat(gr.sizeof_char * 1, samp_sym)
self.blocks_keep_one_in_n_0 = blocks.keep_one_in_n(
gr.sizeof_char * 1, 32)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, 1000)
self.blocks_char_to_float_1 = blocks.char_to_float(1, 1)
self.Spread_rx_sync_0 = Spread.rx_sync(12)
self.Spread_ds_spreader_0 = Spread.ds_spreader(samp_chip, (generator),
(init))
self.Spread_ds_despreader_0 = Spread.ds_despreader(
samp_chip, 1024, 2045, (generator), (init))
self.Spread_deframer_0 = Spread.deframer(0)
##################################################
# Connections
##################################################
self.msg_connect((self.Spread_rx_sync_0, 'out'),
(self.Spread_deframer_0, 'in'))
self.connect((self.Spread_ds_despreader_0, 0),
(self.digital_dxpsk_demod_0, 0))
self.connect((self.Spread_ds_spreader_0, 0),
(self.blocks_unpacked_to_packed_xx_0, 0))
self.connect((self.blocks_char_to_float_1, 0),
(self.wxgui_scopesink2_2, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0),
(self.Spread_rx_sync_0, 0))
self.connect((self.blocks_keep_one_in_n_0, 0),
(self.blocks_char_to_float_1, 0))
self.connect((self.blocks_repeat_0, 0), (self.Spread_ds_spreader_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.Spread_ds_despreader_0, 0))
self.connect((self.blocks_unpacked_to_packed_xx_0, 0),
(self.digital_dxpsk_mod_0, 0))
self.connect((self.blocks_vector_source_x_0_0_0, 0),
(self.blocks_repeat_0, 0))
self.connect((self.channels_channel_model_0, 0),
(self.blocks_delay_0, 0))
self.connect((self.digital_dxpsk_demod_0, 0),
(self.blocks_keep_one_in_n_0, 0))
self.connect((self.digital_dxpsk_mod_0, 0),
(self.channels_channel_model_0, 0))
def __init__(self, options):
gr.top_block.__init__(self)
# Setup USRP
self.u = uhd.usrp_sink(options.args, uhd.stream_args('fc32'), "packet_len")
if(options.spec):
self.u.set_subdev_spec(options.spec, 0)
if(options.antenna):
self.u.set_antenna(options.antenna, 0)
self.u.set_samp_rate(options.rate)
# Gain is set in the hopper block
if options.gain is None:
g = self.u.get_gain_range()
options.gain = float(g.start()+g.stop())/2.0
print "-- Setting gain to {} dB".format(options.gain)
r = self.u.set_center_freq(options.freq)
if not r:
print '[ERROR] Failed to set base frequency.'
raise SystemExit, 1
hopper_block = FrequencyHopperSrc(
options.num_bursts, options.num_channels,
options.freq_delta, options.freq,
options.samp_per_burst, 1.0, options.hop_time / 1000.,
options.post_tuning,
options.gain,
options.verbose,
)
##################################################
# Variables
##################################################
self.samp_sym = samp_sym = 64
self.samp_rate = samp_rate = 400e3
self.registers = registers = 3
self.init = init = 1, 1, 1, 1
self.generator = generator = 1, 1, 0, 0, 1
self.code_rate = code_rate = int(samp_sym * 500)
##################################################
# Blocks
##################################################
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("addr=192.168.10.2", "")),
uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.digital_gfsk_mod_0 = digital.gfsk_mod(
samples_per_symbol=64,
sensitivity=1.0,
bt=0.35,
verbose=False,
log=False,
)
self.blocks_vector_source_x_0 = blocks.vector_source_b((0, 1, 0, 1), True, 1, [])
self.blks2_packet_encoder_0 = grc_blks2.packet_mod_b(grc_blks2.packet_encoder(
samples_per_symbol=1,
bits_per_symbol=1,
preamble="",
access_code="",
pad_for_usrp=True,
),
payload_length=0,
)
self.Spread_synthesizer_0 = Spread.synthesizer(code_rate, 9000, samp_rate, (generator), (init))
self.connect(self.blocks_vector_source_x_0, self.blks2_packet_encoder_0, self.digital_gfsk_mod_0, self.Spread_synthesizer_0, hopper_block, self.u)
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="FHSS Packets")
##################################################
# Variables
##################################################
self.samp_sym = samp_sym = 64
self.samp_rate = samp_rate = 800000
self.init = init = 1, 1, 1, 1
self.generator = generator = 1, 1, 0, 0, 1
self.code_rate = code_rate = int(1389 * samp_sym)
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="Received Spread Spectrum Signal",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="Despread Signal",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.low_pass_filter_0 = filter.fir_filter_ccf(1, firdes.low_pass(
1, samp_rate, 11000, 1000, firdes.WIN_HAMMING, 6.76))
self.digital_gmsk_mod_0 = digital.gmsk_mod(
samples_per_symbol=samp_sym,
bt=0.35,
verbose=False,
log=False,
)
self.digital_gmsk_demod_0 = digital.gmsk_demod(
samples_per_symbol=samp_sym,
gain_mu=0.175,
mu=0.5,
omega_relative_limit=0.005,
freq_error=0.0,
verbose=False,
log=False,
)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=0.01,
frequency_offset=1 / samp_rate,
epsilon=1 + 0.000001,
taps=(1.0 + 1.0j, ),
noise_seed=0,
block_tags=False
)
self.blocks_unpacked_to_packed_xx_0 = blocks.unpacked_to_packed_bb(1, gr.GR_MSB_FIRST)
self.Spread_synthesizer_0 = Spread.synthesizer(code_rate, 0, samp_rate, (generator), (init))
self.Spread_sync_0 = Spread.sync()
self.Spread_rx_synthesizer_0 = Spread.rx_synthesizer(code_rate,
samp_sym,
samp_rate,
11000,
10000,
0.01,
(generator),
(init))
self.Spread_rx_sync_0 = Spread.rx_sync(12)
self.Spread_msg_source_0 = Spread.msg_source(500, 100)
self.Spread_framer_0 = Spread.framer(0)
self.Spread_deframer_0 = Spread.deframer(0)
##################################################
# Connections
##################################################
self.connect((self.Spread_synthesizer_0, 0), (self.channels_channel_model_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.Spread_rx_synthesizer_0, 0))
self.connect((self.digital_gmsk_demod_0, 0), (self.Spread_rx_sync_0, 0))
self.connect((self.digital_gmsk_mod_0, 0), (self.Spread_synthesizer_0, 0))
self.connect((self.blocks_unpacked_to_packed_xx_0, 0), (self.digital_gmsk_mod_0, 0))
self.connect((self.Spread_sync_0, 0), (self.blocks_unpacked_to_packed_xx_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.wxgui_fftsink2_0_0, 0))
self.connect((self.Spread_rx_synthesizer_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.digital_gmsk_demod_0, 0))
##################################################
# Asynch Message Connections
##################################################
self.msg_connect(self.Spread_framer_0, "out", self.Spread_sync_0, "in")
self.msg_connect(self.Spread_msg_source_0, "out", self.Spread_framer_0, "in")
self.msg_connect(self.Spread_rx_sync_0, "out", self.Spread_deframer_0, "in")
def __init__(self):
gr.top_block.__init__(self, "FHSS transmit")
Qt.QWidget.__init__(self)
self.setWindowTitle("FHSS transmit")
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "fhss_tx")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.samp_sym = samp_sym = 64
self.samp_rate = samp_rate = 500000
self.registers = registers = 3
self.nCH = nCH = 40
self.init = init = 1, 1, 1, 1
self.generator = generator = 1, 1, 0, 0, 1
self.gain = gain = 30
self.freq = freq = 2.41e9
self.code_rate = code_rate = int(samp_sym * 500)
self.ch_spacing = ch_spacing = 10000
##################################################
# Blocks
##################################################
self.qtgui_waterfall_sink_x_0 = qtgui.waterfall_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_waterfall_sink_x_0.set_update_time(0.10)
self.qtgui_waterfall_sink_x_0.enable_grid(False)
if not True:
self.qtgui_waterfall_sink_x_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_waterfall_sink_x_0.set_plot_pos_half(not True)
labels = ["", "", "", "", "", "", "", "", "", ""]
colors = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_waterfall_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_waterfall_sink_x_0.set_line_label(i, labels[i])
self.qtgui_waterfall_sink_x_0.set_color_map(i, colors[i])
self.qtgui_waterfall_sink_x_0.set_line_alpha(i, alphas[i])
self.qtgui_waterfall_sink_x_0.set_intensity_range(-140, 10)
self._qtgui_waterfall_sink_x_0_win = sip.wrapinstance(
self.qtgui_waterfall_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_waterfall_sink_x_0_win)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
freq, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0,
"")
self.qtgui_freq_sink_x_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0.enable_grid(False)
self.qtgui_freq_sink_x_0.set_fft_average(1.0)
self.qtgui_freq_sink_x_0.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_0.set_plot_pos_half(not True)
labels = ["", "", "", "", "", "", "", "", "", ""]
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_freq_sink_x_0_win)
self.analog_sig_source_x_0 = analog.sig_source_f(
samp_rate, analog.GR_COS_WAVE, 1000, 1, 0)
self.analog_nbfm_tx_0 = analog.nbfm_tx(
audio_rate=samp_rate,
quad_rate=4 * samp_rate,
tau=75e-6,
max_dev=5e3,
)
self.Spread_synthesizer_0 = Spread.synthesizer(code_rate, 9000,
samp_rate, (generator),
(init))
##################################################
# Connections
##################################################
self.connect((self.Spread_synthesizer_0, 0),
(self.qtgui_freq_sink_x_0, 0))
self.connect((self.Spread_synthesizer_0, 0),
(self.qtgui_waterfall_sink_x_0, 0))
self.connect((self.analog_nbfm_tx_0, 0),
(self.Spread_synthesizer_0, 0))
self.connect((self.analog_sig_source_x_0, 0),
(self.analog_nbfm_tx_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Fhss Rx")
##################################################
# Variables
##################################################
self.samp_sym = samp_sym = 12000 * 3
self.transistion = transistion = 50
self.tone_freq = tone_freq = 0
self.sideband_rx = sideband_rx = 6000
self.sideband = sideband = 6000
self.samp_rate = samp_rate = 12000
self.interpolation = interpolation = 4
self.init = init = 1, 1, 1, 1
self.generator = generator = 1, 1, 0, 0, 1
self.code_rate = code_rate = int(samp_sym * 1)
self.carrier = carrier = 10000
##################################################
# Blocks
##################################################
self.rational_resampler_xxx_1_0 = filter.rational_resampler_ccc(
interpolation=1,
decimation=interpolation,
taps=None,
fractional_bw=None,
)
self.freq_xlating_fir_filter_xxx_0_0_0 = filter.freq_xlating_fir_filter_ccc(
1, (filter.firdes.low_pass(1, samp_rate * 4, carrier + sideband_rx,
1000)), carrier, samp_rate * 4)
script, inputwav, outputBinary = argv
self.blocks_wavfile_source_0_1 = blocks.wavfile_source(inputwav, False)
self.blocks_throttle_1_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_throttle_0_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_float_to_complex_0_0 = blocks.float_to_complex(1)
self.blocks_file_sink_0_0 = blocks.file_sink(gr.sizeof_char * 1,
outputBinary, False)
self.blocks_file_sink_0_0.set_unbuffered(False)
self.Spread_rx_synthesizer_0_0 = Spread.rx_synthesizer(
code_rate, samp_sym, samp_rate, 12000 / 2, 50000, 0.16,
(generator), (init))
self.Spread_cpfsk_demod_0_0 = Spread.cpfsk_demod(samp_sym)
##################################################
# Connections
##################################################
self.connect((self.Spread_cpfsk_demod_0_0, 0),
(self.blocks_file_sink_0_0, 0))
self.connect((self.Spread_rx_synthesizer_0_0, 0),
(self.blocks_throttle_0_0, 0))
self.connect((self.blocks_float_to_complex_0_0, 0),
(self.freq_xlating_fir_filter_xxx_0_0_0, 0))
self.connect((self.blocks_throttle_0_0, 0),
(self.Spread_cpfsk_demod_0_0, 0))
self.connect((self.blocks_throttle_1_0, 0),
(self.Spread_rx_synthesizer_0_0, 0))
self.connect((self.blocks_wavfile_source_0_1, 0),
(self.blocks_float_to_complex_0_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0_0, 0),
(self.rational_resampler_xxx_1_0, 0))
self.connect((self.rational_resampler_xxx_1_0, 0),
(self.blocks_throttle_1_0, 0))
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Fhss Sync")
##################################################
# Variables
##################################################
self.samp_sym = samp_sym = 64
self.tone_freq = tone_freq = 2000
self.samp_rate = samp_rate = 800e3
self.init = init = 1, 1, 1, 1
self.generator = generator = 1, 1, 0, 0, 1
self.code_rate = code_rate = int(samp_sym * 10000)
##################################################
# Blocks
##################################################
_tone_freq_sizer = wx.BoxSizer(wx.VERTICAL)
self._tone_freq_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_tone_freq_sizer,
value=self.tone_freq,
callback=self.set_tone_freq,
label="Tone Frequency",
converter=forms.float_converter(),
proportion=0,
)
self._tone_freq_slider = forms.slider(
parent=self.GetWin(),
sizer=_tone_freq_sizer,
value=self.tone_freq,
callback=self.set_tone_freq,
minimum=-1 * samp_rate / 2,
maximum=samp_rate / 2,
num_steps=100,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_tone_freq_sizer)
self.wxgui_waterfallsink2_0 = waterfallsink2.waterfall_sink_c(
self.GetWin(),
baseband_freq=0,
dynamic_range=100,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=512,
fft_rate=15,
average=False,
avg_alpha=None,
title="Received Spread Spectrum ",
)
self.Add(self.wxgui_waterfallsink2_0.win)
self.wxgui_numbersink2_0 = numbersink2.number_sink_f(
self.GetWin(),
unit="Units",
minval=0,
maxval=1,
factor=1.0,
decimal_places=10,
ref_level=0,
sample_rate=samp_rate,
number_rate=15,
average=False,
avg_alpha=None,
label="Error Rate",
peak_hold=False,
show_gauge=False,
)
self.Add(self.wxgui_numbersink2_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="Despread Signal",
peak_hold=False,
)
self.GridAdd(self.wxgui_fftsink2_0.win, 0, 2, 2, 4)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=0.1,
frequency_offset=1 / samp_rate,
epsilon=1 + 0.0000,
taps=(1.0 + 1.0j, ),
noise_seed=0,
block_tags=False
)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.blks2_error_rate_0 = grc_blks2.error_rate(
type='BER',
win_size=1000,
bits_per_symbol=2,
)
self.analog_sig_source_x_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, tone_freq, 2, 0)
self.analog_random_source_x_0 = blocks.vector_source_b(map(int, numpy.random.randint(0, 2, 1000)), True)
self.Spread_synthesizer_0 = Spread.synthesizer(code_rate, 0, samp_rate, (generator), (init))
self.Spread_rx_synthesizer_0 = Spread.rx_synthesizer(code_rate,
samp_sym,
samp_rate,
12000,
50000,
0.16,
(generator),
(init))
self.Spread_cpfsk_mod_0 = Spread.cpfsk_mod(samp_sym)
self.Spread_cpfsk_demod_0 = Spread.cpfsk_demod(samp_sym)
##################################################
# Connections
##################################################
self.connect((self.Spread_rx_synthesizer_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.Spread_rx_synthesizer_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.Spread_cpfsk_demod_0, 0))
self.connect((self.Spread_cpfsk_mod_0, 0), (self.Spread_synthesizer_0, 0))
self.connect((self.analog_random_source_x_0, 0), (self.blks2_error_rate_0, 0))
self.connect((self.analog_random_source_x_0, 0), (self.Spread_cpfsk_mod_0, 0))
self.connect((self.Spread_cpfsk_demod_0, 0), (self.blks2_error_rate_0, 1))
self.connect((self.blks2_error_rate_0, 0), (self.wxgui_numbersink2_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.channels_channel_model_0, 0))
self.connect((self.Spread_synthesizer_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.analog_sig_source_x_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.wxgui_waterfallsink2_0, 0))
self.connect((self.channels_channel_model_0, 0), (self.Spread_rx_synthesizer_0, 0))